Cushion with Clip for Mirage Quattro XSmall Replace your old or damaged mask parts CPAP Masks Spare Parts suggested by cpap.parts Cushion with Clip for Mirage Quattro cpap mask it comes in 4 sizes XSmall, Small, Standard, Large.Soft and pliable,the dual-wall cushion with spring air technology follows the contours of your face and gently adjusts the seal accordingly. The cushion includes a moving membrane at the chin that accommodates jaw movement during sleep. Recommended replacement time: 1 month. Daily/After each use To optimise the mask seal, facial oils should be removed from the cushion after use. Handwash the cushion in warm (approximately 30°C) water using mild soap. Rinse well and allow it to air dry out of direct sunlight.